#include<stdio.h>
#include<unistd.h>
#include<sys/types.h>
#include<sys/stat.h>
#include<fcntl.h>
#include<string.h>

int main()
{
  //C
  printf("hello printf!\n");
  fprintf(stdout,"hello fprintf!\n");
  fputs("hello fputs\n",stdout);

  //System call
  const char* msg1 = "hello write!\n";
  write(1,msg1,strlen(msg1));
  fflush(stdout);
  fork();
  
  return 0;
}
